Patents by Inventor Gingipalli Lakshmaiah

Gingipalli Lakshmaiah has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • N-1-alkyl-2,5-Di(trialkyl silyl) pyrrolidines
    Patent number: 5654439
    Abstract: A novel 6-chloro-3-vinyl-pyridine of formula ##STR1## where X represents --H, --SO.sub.2 Ph, --CO.sub.2 Et, --COCH.sub.3 and --CHO; which is used for the synthesis of Epibatidine of formula ##STR2## by reacting said 6-chloro-3-vinyl pyridine with N-1-alkyl-2,5-di(trialkyl silyl) pyrrolidine of formula ##STR3## to obtain N-alkyl Epibatidine which is hydrogenated to obtain the Epibatidine.
    Type: Grant
    Filed: December 18, 1995
    Date of Patent: August 5, 1997
    Assignee: Council of Scientific & Industrial Research
    Inventors: Ganesh Pandey, Trusar Damu Bagul, Gingipalli Lakshmaiah
  • Process for the preparation of epibatidine
    Patent number: 5510490
    Abstract: A novel 6-chloro-3-vinyl-pyridine of formula ##STR1## where X represents -H, -SO.sub.2 Ph, -CO.sub.2 Et, -COCH.sub.3 and -CHO; which is used for the synthesis of Epibatidine of formula ##STR2## by reacting said 6-chloro-3-vinyl pyridine with N-1-alkyl-2,5-di(trialkyl silyl) pyrrolidine of formula ##STR3## to obtain N-alkyl Epibatidine which is hydrogenated to obtain the Epibatidine.
    Type: Grant
    Filed: June 15, 1995
    Date of Patent: April 23, 1996
    Assignee: Council of Scientific & Industrial Research
    Inventors: Ganesh Pandey, Trusar D. Bagul, Gingipalli Lakshmaiah